Black Betty (牝 1919 黒鹿毛 Black Toney)
 |-- Mid Victorian (牝 1932 黒鹿毛 Victorian)
 |   `-- Maidoduntreath (牝 1939 黒鹿毛 Man o'War)
 |       |-- Six Fifteen (牡 1950 鹿毛 Bernborough)
 |       |-- Maid of Flight (牝 1951 黒鹿毛 Count Fleet)
 |       `-- Made Fast (牝 1957 Roman)
 `-- Mary Victoria (牝 1933 黒鹿毛 Victorian)
     `-- Roman Matron (牝 1941 鹿毛 Pompey)
         |-- Lotus Blossom (牝 1947 栗毛 The Rhymer)
         |-- Tuscany (牡 1948 鹿毛 The Rhymer)
         |-- Princess Lygia (牝 1949 鹿毛 Roman)
         |-- Triple R. (牝 1951 栗毛 The Rhymer)
         |-- Roman Ronda (牝 1956 栗毛 The Rhymer)
         `-- Roman Dancer (牝 1958 芦毛 Native Dancer)